C#发送邮件（SMTP）

try
{
MailMessage MyMail = new MailMessage();
MyMail.From = new MailAddress("username@mailaddr");
MyMail.To.Add(new MailAddress("username@mailaddr"));

MyMail.SubjectEncoding = Encoding.UTF8;
MyMail.BodyEncoding = Encoding.UTF8;

MyMail.Subject = "Test Subject";
MyMail.Body = "Test Body";
MyMail.IsBodyHtml = false;

SmtpClient smtpclient = new SmtpClient();
smtpclient.DeliveryMethod = SmtpDeliveryMethod.Network;
smtpclient.Host = "smtpServer"; //"smtp.126.com";
smtpclient.Credentials = new System.Net.NetworkCredential("username", "password");
smtpclient.Send(MyMail);

Console.WriteLine("Succeed");
}
catch
{
Console.WriteLine("Failed");
}